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pho·to·nu·cle·ar | \ ˌfō-tō-ˈnü-klē-ər 
, -ˈnyü-, nonstandard -kyə-lər \
, -ˈnyü-, nonstandard -kyə-lər \Definition of photonuclear
: relating to or caused by the incidence of radiant energy (such as gamma rays) on atomic nuclei
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photonuclear
adjectivepho·to·nu·cle·ar | \ ˌfōt-ō-ˈn(y)ü-klē-ər \
\Medical Definition of photonuclear
: relating to or caused by the incidence of radiant energy (as gamma rays) on atomic nuclei
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The first known use of photonuclear was in 1941
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